λ
Sequence Observatory

6,708,751

7 × 958393
Deficient Odd Composite

Starting at 6,708,751, the Collatz iteration reaches 1 after 85 steps. The first transition is 20126254; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 7 × 958393
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 7,667,152
Proper Divisor Sum 958,401
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #6708749 ← → #6708781

Radix Representation

Decimal 6708751
Binary 11001100101111000001111 (23 bits)
Octal 0o31457017
Hexadecimal 0x665E0F

Divisor Catalog (4)

1 7 958,393 6,708,751

Collatz Trajectory (85 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

6,708,751 20,126,254 10,063,127 30,189,382 15,094,691 45,284,074 22,642,037 67,926,112 33,963,056 16,981,528 8,490,764 4,245,382 2,122,691 6,368,074 3,184,037 9,552,112 4,776,056 2,388,028 1,194,014 597,007 1,791,022 895,511 2,686,534 1,343,267 4,029,802 2,014,901 6,044,704 3,022,352 1,511,176 755,588 377,794 188,897 566,692 283,346 141,673 425,020 212,510 106,255 318,766 159,383 478,150 239,075 717,226 358,613 1,075,840 537,920 268,960 134,480 67,240 33,620 16,810 8,405 25,216 12,608 6,304 3,152 1,576 788 394 197

More profiles

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